MOA 2017-BLG-177

Event Parameters

Internal ID:gb9-R-5-98673
Discovery date:2017-04-15T20:17:59
RA:17:59:47.65
Dec:-30:06:05.88
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
63641 17:59:47.54 -30:06:01.36 15.06 ± 0.08 4.66
63720 17:59:47.77 -30:06:09.01 17.45 ± 0.06 4.04

Last 5 photometry measurements

Observation dateI magseeing
2460568.000 (2024-Sep-14.500) 99.99 ± 99.99 3.73
2460568.012 (2024-Sep-14.512) 99.99 ± 99.99 3.86
2460568.022 (2024-Sep-14.522) 18.56 ± 0.84 4.38
2460568.034 (2024-Sep-14.534) 99.99 ± 99.99 3.69
2460568.044 (2024-Sep-14.544) 99.99 ± 99.99 3.64

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2457859.69 ± 0.01 UT (2017-Apr-16.19)
tE =8.53 ± 0.94 days
u0 =0.0508 ± 0.0101
Ibase =19.91 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice